
[class^="bo-"], [class*=" bo-"] {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    // 解决移动端上点击按钮有默认的蓝色背景色的问题
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    font-size: 16px;
    font-family: -apple-system, "Noto Sans", "Helvetica Neue", Helvetica, "Nimbus Sans L", Arial, "Liberation Sans", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Source Han Sans SC", "Source Han Sans CN", "Microsoft YaHei", "Wenquanyi Micro Hei", "WenQuanYi Zen Hei", "ST Heiti", SimHei, "WenQuanYi Zen Hei Sharp", sans-serif;
}